.first_container {
  width: 100vw;
  height: 100vh;
  background-color: rgb(31,30,85);
  display: flex;
}

.first_loading{
  width: 120px;
  height: 120px;
  position: relative;
  margin: auto;
  border-radius: 50%;
  border: 3px solid transparent;
  border-top-color: #9370db;
  animation: ratate 3s linear infinite;
}

.first_loading::before{
  content: "";
  border-radius: 50%;
  position: absolute;
  top: 5px;
  left: 5px;
  right: 5px;
  bottom: 5px;
  border: 3px solid transparent;
  border-top-color: #ba55d3;
  animation: ratate 2s linear infinite;
}

.first_loading::after{
  content: "";
  border-radius: 50%;
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  bottom: 10px;
  border: 3px solid transparent;
  border-top-color: #f0f;
  animation: ratate 1.5s linear infinite;
}

@keyframes ratate {
  0%{
    transform: rotate(0);
  }
  100%{
    transform: rotate(360deg);
  }
}